Smalltail shark populations have declined by 90% in Brazil, and new research finds that overfishing has pushed the species perilously close to extinction.

Erin Brockovich, E.O. Wilson, Jane Fonda and others deliver important new books addressing the fights against climate change, the extinction crisis and toxic pollution.

West Coast citizens who’ve lost their homes or fled to other locations still have opportunities to participate in the election. But they have to act quickly.

A new paper identifies 65 plant extinctions in the continental United States and Canada — but that’s probably just a fraction of what we’ve lost.

This month’s western megafires have burned millions of acres and upended countless lives. It’s a sign of things to come if we don’t start to listen and act.

These crimes threaten tens of thousands of species around the world, causing extinctions, hurting people and spreading disease.

Videos of people getting too close to, and touching, the rare apes motivates other people to want to do the same — and that could spread diseases like COVID-19 to a critically endangered species.

With about two months until the 2020 election, our time to reflect on the environment grows short.

From global warming’s threats to its potential solutions, these new books examine how we got here and where we’re going.

A collection of our best articles and essays about some the world’s most at-risk groups of species — and what we can learn from them.